Home / 29,255.16-43,870.49-11,240.56

Finding the Fourth Proportional to 29,255.16, 43,870.49 and 11,240.56

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Solution

The fourth proportional to 29,255.16, 43,870.49 and 11,240.56 is: 16,856.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,255.16 : 43,870.49 = 11,240.56 : x
  2. Step 2: Convert to fraction form
    29,255.16/43,870.49 = 11,240.56/x
  3. Step 3: Cross multiply
    29,255.16x = 43,870.49 × 11,240.56
  4. Step 4: Simplify right side
    29,255.16x = 493,128,875.07
  5. Step 5: Solve for x
    x = 493,128,875.07/29,255.16
  6. Step 6: Final answer
    x = 16,856.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.